League (US, Naut.) (leag. (US, naut.)) is a unit in the category of Length. It is also known as leagues. This unit is commonly used in the US unit system. League (US, Naut.) (leag. (US, naut.)) has a dimension of L where L is length. It can be converted to the corresponding standard SI unit m by multiplying its value by a factor of 5559.552.